...And if the materials already in our hands are intelligentlyand perseveringly used, we can produce all we require ofhorse-flesh... 
Richard L. Allen 「Domestic Animals」
...The more he has beenpractised as described in , the better will he work; for he cannot keephis nose too perseveringly close to the ground...
Dinks, Mayhew, and Hutchinson 「The Dog」
...Of course they saw us, but they most perseveringly shunned us,considering us probably far too low a type of animal for their society...
Ernest Giles 「Australia Twice Traversed, The Romance of Exploration」
便利！手書き漢字入力検索